Granlund Carbide Straight Shank Reamers 511
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Re-sizeable reamer, straight fl utes, differential pitch, for through holes.
Grade ISO K10. The expanding reamer can be resized to offset wear by driving the expansion plug further into the reamer.
Resizing can normally be done 2-3 times with regrinding.
Driving the plug 1 mm further into the reamer will increase the diameter by 0,033 mm.
Note: Type 511 reamer cannot be resized to smaller diameters.